Fleshed out Scaladoc for Equalizer and LegacyEqualizer.


git-svn-id: http://scalatest.googlecode.com/svn/trunk@4836 fd1274fd-080f-5963-8033-43ee40fcd1de
Merging in Chee Seng's branch in which he fixes the stack depth issues and changes
the inspector shorthand generated tests to test shorthands now in org/scalatest/Matchers.scala.
Cmd I used:

svn merge -r4823:HEAD https://scalatest.googlecode.com/svn/branches/cs-new-matchers


git-svn-id: http://scalatest.googlecode.com/svn/trunk@4837 fd1274fd-080f-5963-8033-43ee40fcd1de